Home / 59,542.23-82,172.43-39,364.05

Finding the Fourth Proportional to 59,542.23, 82,172.43 and 39,364.05

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Solution

The fourth proportional to 59,542.23, 82,172.43 and 39,364.05 is: 54,325.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,542.23 : 82,172.43 = 39,364.05 : x
  2. Step 2: Convert to fraction form
    59,542.23/82,172.43 = 39,364.05/x
  3. Step 3: Cross multiply
    59,542.23x = 82,172.43 × 39,364.05
  4. Step 4: Simplify right side
    59,542.23x = 3,234,639,643.14
  5. Step 5: Solve for x
    x = 3,234,639,643.14/59,542.23
  6. Step 6: Final answer
    x = 54,325.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.